Upper portion of a bottle



FIG. 1 is a side elevational view of the upper portion of a bottle, all side views being identical thereto; and,

FIG. 2 is a top plan view of the bottle of FIG. 1.

The broken line showing of a lower portion of a bottle is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an upper portion of a bottle, as shown and described. 